SW1H postcode district: City of Westminster and around

SW1H is a postcode district in England, with 91 postcodes in use in 2 sectors. It has postcodes in City of Westminster and Wandsworth. It is split between 2 councils: Westminster (88 postcodes) and Wandsworth (3).

Postcodes in use
91
Sectors
2
Councils
2 councils
Places
2 places

Source: ONS Postcode Directory, August 2026, loaded 20 October 2026.

Every postcode in SW1H, by gigabit broadband

Map of every postcode in SW1H, by gigabit broadband Of the 91 postcodes in SW1H that ONS places, 1 have no home or business that can get gigabit, 14 have some that can, 66 can all get it and 10 have no Ofcom figure. Places named: St James's. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A3212A302A202A3203 SW1H 0BB: no Ofcom figureSW1H 0BT: no Ofcom figureSW1H 0HN: no Ofcom figureSW1H 9DJ: no Ofcom figureSW1H 0AA: gigabit for allSW1H 0AB: gigabit for allSW1H 0AD: gigabit for allSW1H 0AF: gigabit for allSW1H 0AJ: gigabit for allSW1H 0AQ: gigabit for allSW1H 0AR: gigabit for allSW1H 0AT: gigabit for allSW1H 0AX: gigabit for allSW1H 0AZ: gigabit for allSW1H 0DX: gigabit for allSW1H 0ET: gigabit for allSW1H 0EX: gigabit for allSW1H 0HU: gigabit for allSW1H 0NB: gigabit for allSW1H 0ND: gigabit for allSW1H 0NN: gigabit for allSW1H 0PT: gigabit for allSW1H 0PX: gigabit for allSW1H 0PY: gigabit for allSW1H 0QS: gigabit for allSW1H 0QU: gigabit for allSW1H 0QW: gigabit for allSW1H 9AA: gigabit for allSW1H 9AB: gigabit for allSW1H 9AD: gigabit for allSW1H 9AG: gigabit for allSW1H 9AH: gigabit for allSW1H 9AP: gigabit for allSW1H 9BL: gigabit for allSW1H 9BU: gigabit for allSW1H 9NA: gigabit for allSW1H 9EA: gigabit for allSW1H 9ET: gigabit for allSW1H 9EU: gigabit for allSW1H 9EX: gigabit for allSW1H 9HE: gigabit for allSW1H 9JA: gigabit for allSW1H 9JH: gigabit for allSW1H 9JY: gigabit for allSW1H 9LA: gigabit for allSW1H 9LH: gigabit for allSW1H 9LL: gigabit for allSW1H 9LQ: gigabit for allSW1H 9NB: gigabit for allSW1H 9NE: gigabit for allSW1H 9NH: gigabit for allSW1H 9NJ: gigabit for allSW1H 9NS: gigabit for allSW1H 9HQ: gigabit for allSW1H 0BD: some gigabitSW1H 0BF: some gigabitSW1H 0BH: some gigabitSW1H 0DB: some gigabitSW1H 0DJ: some gigabitSW1H 0HW: some gigabitSW1H 0NP: some gigabitSW1H 0PH: some gigabitSW1H 0RJ: some gigabitSW1H 0TL: some gigabitSW1H 9BP: some gigabitSW1H 9DP: some gigabitSW1H 9HP: some gigabitSW1H 0AS: some gigabitSW1H 0NE: no gigabit St James's Map of every postcode in SW1H, by gigabit broadband Of the 91 postcodes in SW1H that ONS places, 1 have no home or business that can get gigabit, 14 have some that can, 66 can all get it and 10 have no Ofcom figure. Places named: St James's. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A3212 St James's
  • No home or business can get gigabit: 1
  • Some can get gigabit: 14
  • Every home and business can get gigabit: 66
  • Ofcom gives no figure: 10

Of the 91 postcodes in SW1H that ONS places, 1 have no home or business that can get gigabit, 14 have some that can, 66 can all get it and 10 have no Ofcom figure.

Each mark is a postcode's centre point as ONS gives it, not a building. Press one to see its postcode and open its page. No boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode. Names in italics are council wards: we hold no town or village names here.

The middle of its postcodes: latitude 51.4986, longitude -0.1335. Open this area on OpenStreetMap

Sources: ONS Postcode Directory, August 2026, loaded 20 October 2026; Ofcom Connected Nations, Connected Nations, Spring 2026; roads, rivers and built-up areas: Ordnance Survey open maps. Contains OS data © Crown copyright and database right 2026. Drawn by us. Street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre.

Postcodes without gigabit

What broadband can you get in SW1H?

Ofcom reports on 81 of the 91 postcodes in SW1H. At 66 of them every home and business can get gigabit broadband.

Postcodes where every home can get gigabit66 of 81
Postcodes where every home can get superfast66 of 81

Ofcom gives each postcode's share of homes and businesses, not how many there are, so these count postcodes. Each postcode page has its own figures. A provider's checker answers for one address.

Check one address on Ofcom's checker

Source: Ofcom Connected Nations, Connected Nations, Spring 2026, data for January 2026.

Is SW1H at risk of flooding?

75 of the 91 postcodes in SW1H have a home or business in an area at risk of flooding from rivers or the sea, the Environment Agency says. At those, it puts none of the homes and businesses in an area at high or medium risk.

Homes and businesses in an area at risk, at 75 of 91 postcodes Very low: 1,280

High: 3.3% or more a year (1 in 30). Medium: 1% to 3.3% a year. Low: 0.1% to 1% a year. Very low: under 0.1% a year (1 in 1,000). Each band is the chance of flooding in any one year.

Homes and businesses in an area at risk of flooding from rivers or the sea, as the Environment Agency counts them, added up over the postcodes. It is for the land, not each building, and leaves out surface water, groundwater and sewers. Each postcode page has its own figures and its flood warning areas.

Source: Environment Agency flood risk, published 6 July 2026.

What do homes sell for in SW1H?

Homes in SW1H sold for a typical £860,000 in the 12 months to September 2026, across 19 sales, HM Land Registry's figures show. The 12 months before gave £1,317,500 from 22 sales. With fewer than 30 sales a year, a change can come from which homes happened to sell, so we do not give one.

£860,000 typical price, the 12 months to September 2026
£1,317,500 12 months to September 2025
  • Flat or maisonette £860,000 19 sales

Standard sales of homes at market value. A typical price is the median, the middle sale. Sales take weeks to be registered, so the last month or two are incomplete. Each postcode page gives the figure for its own postcode sector.

Source: HM Land Registry Price Paid Data, files dated 28 October 2026.

Postcodes in SW1H

Pick a sector, then a postcode. A sector is the district plus the next digit.

UK postcode format explained

Places in SW1H

Towns and villages with postcodes in SW1H, and how many each has here.

Who covers SW1H

How many of the district's postcodes in use fall under each council, constituency and police force area.

Councils

What council am I in?

Constituencies

  • Cities of London and Westminster88
  • Battersea3

Police force areas

  • Metropolitan Police91

Next to SW1H

"Next to" is by number: the districts before and after SW1H in the SW area.

Check a postcode

Where the facts on this page come from

Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0.

Licence: Open Government Licence v3.0.

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